Summary of the invention
The object of this invention is to provide a kind of binder, it comprises perforation structure, compared with prior art, its perforation structure is provided with two kinds of perforating blades, has met different consumer demands, and its is simple in structure, there is no the parts of unnecessary complexity, be convenient to install, easy to use.
The object of the invention is to realize in the following manner: a kind of binder, comprise frame, be installed on perforation structure, transmission mechanism in described frame, described perforation structure can move by relatively described frame in the vertical direction under the transmission of described transmission mechanism, described perforation structure comprises the second punching part that is provided with the first punching part of multiple the first perforating knifes and is provided with multiple the second perforating knifes, described perforation structure also comprise can make the first punching part and the second punching part respectively with the switching mechanism of described transmission mechanism clutch.
Binder provided by the invention has comprised frame, perforation structure, drive mechanism, and when work, by transmission mechanism transmission perforation structure, perforation structure is for punching to paper.Perforation structure comprises the second punching part that is provided with the first punching part of multiple the first perforating knifes and is provided with multiple the second perforating knifes, and the punching part of two kinds of different shaped jet holes cuttves is selective, has met the different demands of punching; Perforation structure also comprise can make the first punching part and the second punching part respectively with the switching mechanism of transmission mechanism clutch, it is the clutch two states that switching mechanism can be controlled drive mechanism and punching part, only drive the function of a punching part to realize transmission mechanism, each punching part is worked independently, non-interference, and can freely change required punching part by switching mechanism, simple in structure, and easy to use.
As of the present invention preferred, described switching mechanism comprises adjustable plate, on described adjustable plate, is provided with drive post; On the first described punching part and the second punching part, offer respectively the first gear groove and the second gear groove, the first described gear groove and the second gear groove are by neutral gear groove and real shelves groove composition; Described drive post is located in described the first gear groove and the second gear groove, and the neutral gear groove on the first described punching part and the position of real shelves groove are corresponding with the described real shelves groove of the second punching part and the position of neutral gear groove respectively.
Adjustable plate, drive post and the first punching part arrange with the gear groove of the second punching part, realized switching mechanism can make the first punching part and second punch part respectively with the effect of transmission mechanism clutch.On adjustable plate, be fixedly installed drive post, on the first punching part and the second punching part, all offer gear groove, described drive post is located in described gear groove, and along with the motion of adjustable plate, described drive post moves thereupon in gear groove, described gear groove is by neutral gear groove and real shelves groove composition, and the neutral gear groove on the first described punching part and the position of real shelves groove are corresponding with the described real shelves groove of the second punching part and the position of neutral gear groove respectively, in the time that drive post moves to the neutral gear groove of the first punching part with the motion of adjustable plate, the real shelves groove of corresponding the second punching part of drive post, transmission mechanism transmission second part that punches moves up and down, the hole of getting on paper is the second perforating blade pass on the second punching part, otherwise, in the time that drive post moves to the real shelves groove of the first punching part with the motion of adjustable plate, the neutral gear groove of corresponding the second punching part of drive post, now, transmission mechanism transmission first part that punches moves up and down, the hole of getting on paper is the first perforating blade pass on the first punching part.
As present invention further optimization, described neutral gear groove to offer direction and the described drive post direction of motion in the time that transmission mechanism drives the punching of punching part parallel, described real shelves groove offer direction and neutral gear groove to offer direction different, a described real shelves groove is connected with neutral gear groove.Drive post can move in real shelves groove and neutral gear groove, and when described neutral gear groove makes transmission mechanism drive drive post to move up and down, drive post moves freely along neutral gear groove, does not provide driving force to punching part.Drive post, in the time moving up and down, drives corresponding punching part if be in real shelves groove.
As of the present invention further preferred again, described transmission mechanism comprises handle, power transmission shaft, is arranged on gear, the drive plate on power transmission shaft and the tooth bar that coordinates and drive it to move up and down with described drive plate, described drive plate offers the gearshift groove of horizontal direction, and what described drive post can move horizontally is located in gearshift groove.Drive plate, as the attaching parts of transmission mechanism and perforation structure, vertically moves up and down in the drive underdrive drive post of transmission mechanism, thereby drives vertically moving up and down of punching part.
As of the present invention preferred, the first described punching part is positioned at the front of the second punching part, described switching mechanism also comprises a location-plate, described location-plate is between the first described punching part and the second punching part, described location-plate has the locating hole for drive post break-through, and the upper end of described locating hole has difference in height, on described location-plate, there is the stop part coordinating with frame, between described stop part and frame, be provided with the elastomeric element of location-plate to down spring is provided.
Because this binder has two kinds of different punching parts, when paper packs into, between two punching parts, need to set up a location resistor, carry out spacing to paper.This binder is provided with location-plate between the first punching part and the second punching part, realizes paper limit function.Described location-plate has the locating hole for drive post break-through, the upper end of locating hole has difference in height, in the time that drive post is positioned at locating hole near treble position, upper end, drive post and location-plate are contactless, the effect that stops paper is played in the bottom of location-plate, when drive post moves to the minimum position of locating hole upper end, location-plate moves up, and the bottom of location-plate is raised and reserved introduction channel for paper.In addition, location-plate has the stop part coordinating with frame, between described stop part and frame, be provided with the elastomeric element of location-plate to down spring is provided, when drive post moves to the minimum position of locating hole upper end, drive post drives location-plate to move up, location-plate is raised, in the time that drive post moves to the locating hole other end again, need a downward power to make it return, stop part and elastomeric element the function that has realized location-plate self-return is set, when location-plate is raised, stop part is stressed in elastomeric element, elastomeric element tightens, in the time of the downward return of location-plate, elastomeric element loosens and gives location-plate downward elastic force, impel location-plate return.
As present invention further optimization, described stop part is projection upwards, in described frame, cover plate is installed, and offers the hole coordinating with described projection on described cover plate, and described elastomeric element is the spring being set on lug boss.
As of the present invention another preferred, the lower end of described location-plate is provided with the barrier rib of downward protrusion, and the height of barrier rib is corresponding with the difference in height of the upper end of locating hole.
As of the present invention further preferred again, the first described punching part is positioned at the front of the second punching part, described switching mechanism also comprises a location-plate, described location-plate is between the first described punching part and the second punching part, described location-plate has the locating hole for drive post break-through, and the upper end of described locating hole has difference in height, on described location-plate, there is the stop part coordinating with frame, between described stop part and frame, be provided with the elastomeric element of location-plate to down spring is provided; Described drive plate is two, the two sides in described location-plate respectively, and the side of described drive plate offers the drive hole for coordinating with tooth bar.Be provided with two drive plates, make the driving force in driving process even, the side of drive plate is provided with the drive hole for coordinating with tooth bar, and described rack and pinion coordinates, and is driven and is carried out transmission by handle.
As of the present invention further preferred again, the first described punching part and the second punching part are separately positioned on the outside of two drive plates, described adjustable plate is two, be separately positioned on the outside of described the first punching part and the second punching part, described adjustable plate is provided with and compresses projection, the parts of perforation structure are closely arranged, stable operation.
Preferred as another step of the present invention, the upper end of two described drive plates also offers the groove coordinating with described stop part, due to internal part compact conformation, between stop part and frame, be provided with elastic component, drive plate is in location-plate outside, need to be for elastic component reserves shallow storage space, make elastic component well movable.
Binder provided by the invention has comprised frame, perforation structure, drive mechanism, the perforating blade of two kinds of different sizes can be set according to demand, as the combination of circular hole and square hole, the combination of circular hole and slot, combination of square and slot etc., has realized the function in machine two holes.In use, freely change required punching part by switching mechanism, make another punching part in neutral state, two kinds of perforating blades punch separately, non-interference.Binding book binding machine structure provided by the invention is simple, there is no the parts of unnecessary complexity, is convenient to install, easy to use.
Detailed description of the invention
Object of the present invention, feature and advantage, in connection with embodiment, are further described with reference to accompanying drawing.
This specific embodiment is only explanation of the invention; it is not limitation of the present invention; those skilled in the art are reading after this description and can make to the present embodiment the amendment that there is no creative contribution as required, but as long as within the scope of claim of the present invention, are all subject to the protection of Patent Law.
As Figure 1-4, a kind of binder, comprises frame 1, is installed on perforation structure, transmission mechanism in frame 1, and transmission mechanism comprises handle 9, power transmission shaft 10, is arranged on the gear 11 on power transmission shaft 10.
Perforation structure comprises the second punching part 3 that is provided with the first punching part 2 of multiple the first perforating knifes 21 and is provided with multiple the second perforating knifes 31, the first punching part 21 offers the first gear groove 211, on the second punching part 3, offer the second gear groove 311, the first gear groove 211 and the second gear groove 311 are worked in coordination, and are the inverted L shape of opposite direction; And they are by neutral gear groove and real shelves groove composition, and neutral gear groove is connected with real shelves groove.Wherein, the horizontal end of gear groove is real shelves groove, the perpendicular end of gear groove is neutral gear groove, neutral gear groove on the first punching part 2 is corresponding with the described real shelves groove of the second punching part 3 and the position of neutral gear groove respectively with the position of real shelves groove, in the time that following drive post is in the real shelves groove of a punching part, simultaneously in the neutral gear groove in another one punching part.Neutral gear groove of the present invention should have certain length to make drive post can have enough vertical squeegee hopovers in neutral gear groove.A real shelves groove does not have transverse movement apart from this requirement, the motion that just requirement can lock drive post vertical direction.
The first punching part 2 is in the front of the second punching part 3, lateral surface at the first punching part 2 and the second punching part 3 is respectively arranged with adjustable plate 4, the two ends of adjustable plate 4 are fixedly installed drive post 5, and drive post 5 is arranged in the gear groove of the first punching part 2 and the second punching part 3, by the drive of adjustable plate 4, drive post 5 can freely move horizontally in the gear groove of the first punching part 2 and the second punching part 3, in the time that drive post 5 moves to the neutral gear groove of the first punching part 2 with the motion of adjustable plate 4, the real shelves groove of corresponding the second punching part 3 of drive post 5, transmission mechanism transmission second part 3 that punches moves up and down, the hole of getting on paper is the second perforating blade pass on the second punching part 3, otherwise, in the time that drive post 5 moves to the real shelves groove of the first punching part 2 with the motion of adjustable plate 4, the neutral gear groove of corresponding the second punching part 3 of drive post 5, now, transmission mechanism transmission first part 2 that punches moves up and down, the hole of getting on paper is the first perforating blade pass on the first punching part 2.
Between the second punching part 3, be also provided with two drive plates 6 at the first punching part 2, the side of drive plate 6 offers drive hole 62, in drive hole 62, be provided with the tooth bar 12 matching with the gear 11 on power transmission shaft 10, thereby drive plate 6 moves up and down by the drive of tooth bar 12; Every drive plate 6 also offers the gearshift groove 61 parallel to each other of two horizontal directions, and what drive post 5 can move horizontally is located in gearshift groove 61.Drive plate 6, as the attaching parts of transmission mechanism and perforation structure, vertically moves up and down in the drive underdrive drive post 5 of transmission mechanism, thereby drives vertically moving up and down of punching part.
Between two drive plates 6, be also provided with a location-plate 7, location-plate 7 has two locating holes 71 for drive post 5 break-through, and there is difference in height the upper end of locating hole 71.Location-plate 7 has been realized the limit function for the treatment of bookbinding paper, and location-plate 7 moves up and down by the drive of drive post 5.In the time that drive post 5 is positioned at locating hole 71 near treble position, upper end, drive post 5 is contactless with location-plate 7, some barrier ribs 74 that the lower end of location-plate 7 now arranges have stopped paper feed channel, play the effect of spacing paper, have realized the punching of the first punching part 2; When drive post 5 moves to the minimum position of locating hole 71 upper ends, 5 driving location-plates 7 of drive post move up, and raise the bottom of location-plate 7, for paper has reserved introduction channel, have realized the punching of the second punching part 3.In addition, the upper end of location-plate 7 is provided with two projections 72, in projection 72, is arranged with spring 73, and cover plate 8 is also installed in frame 1, offers and projection 72 holes that coordinate on cover plate 8.Location-plate 7 is after moving up, need the effect of external force to make it return, projection 72, spring 73, cover plate 8 the function that has realized location-plate 7 self-returns is set, when location-plate 7 is raised, projection 72 is stressed in spring 73, due to stopping of cover plate 8, spring 73 compresses, in the time of location-plate 7 downward return, spring 73 gives location-plate 7 downward elastic force, impels location-plate 7 returns.In addition, the upper end of two drive plates 6 also offers and projection 72 grooves that coordinate 63, due to internal part compact conformation, between projection 72 and cover plate 8, is provided with spring 73, groove 63 on drive plate 6 has reserved shallow storage space for spring 73, ensures the good activity of spring 73.
Two adjustable plates 4 are positioned at the outermost of whole perforation structure, are also provided with symmetrical compression projection 41 on adjustable plate 4, the internal part of perforation structure are closely arranged, stable operation.Wherein, on the adjustable plate 4 in outside, be also provided with an adjusting spanner 42, facilitate manual operation to select punching part.
Binder provided by the invention can be placed punching part sheet cutter by different size, gets two kinds of different passes on paper, has realized the function in machine two holes.In use, freely change required punching part by switching mechanism, make another punching part in neutral state, drive punching part by transmission mechanism, paper is punched.